/*!	 dock_children.cpp
**	 Template File
**
**	Copyright (c) 2002-2005 Robert B. Quattlebaum Jr., Adrian Bentley
**	Copyright (c) 2007 Chris Moore
**
**	This package is free software; you can redistribute it and/or
**	modify it under the terms of the GNU General Public License as
**	published by the Free Software Foundation; either version 2 of
**	the License, or (at your option) any later version.
**
**	This package is distributed in the hope that it will be useful,
**	but WITHOUT ANY WARRANTY; without even the implied warranty of
**	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
**	General Public License for more details.
**
*/

#ifdef USING_PCH
#	include "pch.h"
#else
#ifdef HAVE_CONFIG_H
#	include <config.h>
#endif

#include <synfig/general.h>

#include "docks/dock_children.h"
#include "app.h"

#include <gtkmm/scrolledwindow.h>
#include <cassert>
#include "instance.h"
#include "trees/childrentreestore.h"
#include "trees/childrentree.h"
#include "canvasview.h"

#include <gui/localization.h>

#endif

using namespace std;
using namespace etl;
using namespace synfig;
using namespace studio;

Dock_Children::Dock_Children():
    Dock_CanvasSpecific("children", _("Library"), Gtk::StockID("synfig-children"))
{
    // TODO:  the combination of set_use_scrolled(false) and
    //       add(*tree_view) causes crashes when
    //       Dockable::prev_widget_ is left referencing a
    //       ChildrenTree that has already been destroyed.
}

Dock_Children::~Dock_Children()
{
}

void
Dock_Children::init_canvas_view_vfunc(etl::loose_handle<CanvasView> canvas_view)
{
    Glib::RefPtr<ChildrenTreeStore> children_tree_store;
    children_tree_store = ChildrenTreeStore::create(canvas_view->canvas_interface());

    ChildrenTree* children_tree(new ChildrenTree());
    children_tree->set_model(children_tree_store);
    children_tree->set_time_adjustment(canvas_view->time_adjustment());

    canvas_view->set_tree_model(get_name(), children_tree_store);
    canvas_view->set_ext_widget(get_name(), children_tree);
}

void
Dock_Children::changed_canvas_view_vfunc(etl::loose_handle<CanvasView> canvas_view)
{
    if (canvas_view) {
        Gtk::Widget* tree_view(canvas_view->get_ext_widget(get_name()));

        add(*tree_view);
        tree_view->show();
    } else {
        clear_previous();
    }

}